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Overview
Getting Started
Core Concepts
Authentication
Core API Flow
Events & Subscriptions
Changelog
Developer Portal
Quickstart: Hello Ticket
Recipe: Route a Ticket
Authentication Cheat Sheet
Errors
Interactive API Reference
Docs MCP Server
Downloads (Postman, OpenAPI)
Operation Reference
Sessions and messages
Agents
Workflows
Scheduled workflows
Knowledge bases (RAG)
MCP connectors
Custom actions
Approvals
API keys
Workspace and usage
Explore
Live Demos
Workspace Preview
Telephony (Voice Calls)
Overview and Status
How a call flows
Telephony primer
Quickstart
Phone numbers (for partners)
sdkStartVoiceCall Reference
Voice-Safe Workflows
Pilot Testing
Controls and Compliance
Roadmap
Why LiveKit
AI Coding Assistant Skills
Pricing & Plans
Workbench (Apollo Sandbox)
Roadmap
Building an Agent
Agents
Persona & Prompt Engineering
Choosing Languages & Voices
Multi-Tenancy
Workflows
Overview
Design Best Practices
Node Types
Action Node
Approval Node
Await Reply Node
Condition Node
End Session Node
Generate Artifact Node
Knowledge Search Node
LLM Node
PDF Export Node
Response Node
Router Node
Set Variable Node
Sub-Agent Node
Switch Node
Tool Node
Webhook Node
Diagnostics
Testing Safely
Version History
Human Approval Walkthrough
Worked Examples & Demos
Observability
Observability & Debugging
Integrations
Backend-Proxied Relay Architecture
Certified Operations (OmniChat, Nortia, aisCRM, Lark)
Channel capabilities
Embeddings API
External Conversation Sync
Image Understanding for an Agent
Knowledge Base (RAG)
MCP Connectors
MCP Connector Cookbook
Coming Soon
Template Hire (Provision Agents)
Speech-to-Text and Text-to-Speech Integration Guide
Sending Voice Messages to an Agent
Case Studies
An HR Screening Assistant
An Insurance Claims Coordinator on WhatsApp (pilot)
Case Studies
A Customer Support Platform's Embedding Layer
A University Library Assistant
Compare
Wetel vs. Bland.ai
Wetel vs. ElevenLabs Agents
Wetel vs. HeyGen
Compare
Wetel vs. Retell AI
Cookbook
Overview
What's New for Integrators
Generate Files, Voice and Video
Support Agent with RAG
HR Screening Agent
Channel Agent with File Intake
Channel Facts Without an LLM Call
Read Many Photos
E-commerce Order Support
Ticket Triage End to End
Answer When Mentioned in Groups
Fail Gracefully
Build a Reliable Workflow
Delegate to a Specialist
Delegate With Owner Approval
Provision Agents (Template Hire)
Admin & Builder API
Build Your Own Admin Panel
Admin API Overview
UI Components & Widgets
Avatar & 3D Rendering
Workflow Canvas
Reference Implementation
Chat Widget
Reference Implementation
Sketch & Drawing Input
Coming Soon
Voice Interface
Reference Implementation
API Reference
Admin Resources
Agents
Artifacts
Authentication API
Avatar Config
Avatar Service REST API
Channels
Evaluation & Export
Group Brain
Knowledge Base & Embeddings
LLM API
MCP Connectors & Custom Actions API
API Reference
Scheduled Workflows
Sessions
Tenant API
Workflows API
Reference
Troubleshooting
Headless Agents (No UI)
Telegram Channel Connectors Live
Rate Limiting
Error Handling & Status Codes
Outbound Webhooks
Not Yet Available
REST API
Not Available
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Sketch & Drawing Input
See also:
Voice Interface
,
Chat Widget
for the interaction modalities available today.